{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950196,-0.311654,0.000000,0.000000,0.173916,-0.530250,0.829812,0.000000,-0.258071,0.786829,0.560625,0.000000,-1647746.095177,5023788.066804,3555547.453393,1],    "boundingVolume": {    "region": [1.887679,0.595082,1.887779,0.595199,0.000000,8.815537]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/7_1453604.b3dm"}}}